PartsTable TECHNICAL DATA SHEET

NSN 5310-01-189-3810Government record, cited

Washer, Flat5310-01-189-3810

NSN 5310-01-189-3810 · NIIN 011893810 · Part number 6543C131-1

Indal Technologies Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 36334

Government record, cited

NSN 5310-01-189-3810 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-189-3810. Manufacturer of record part number: 6543C131-1.

Also searched as 5310-01-189-3810 · 5310011893810 · NIIN 011893810 · 01-189-3810 · FSC 5310 Nuts and Washers · CAGE 36334 · 6543C131-1

Nearby stock numbers ← 5310-01-189-3809 · 5310-01-189-3812 Washer, Flat →

5310-01-189-3810 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Indal Technologies Inc

Identification

NSN: 5310-01-189-3810
NIIN: 011893810
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 6543C131-1
Manufacturer: Indal Technologies Inc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-189-3810, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Indal Technologies Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Indal Technologies Inc (CAGE 36334)

Technical Specifications

Parameter	Value
NSN	5310-01-189-3810
Primary Part Number	6543C131-1
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Indal Technologies Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
6543C131-1 PRIMARY	Indal Technologies Inc (CAN)

Reference documents

Reference	Meaning
6543C131-1	C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-189-3810?

NSN 5310-01-189-3810 is a Washer,flat, manufactured by Indal Technologies Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-189-3810?

NSN 5310-01-189-3810 has 1 manufacturer part number on file: 6543C131-1 (Indal Technologies Inc).

Is NSN 5310-01-189-3810 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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